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OM-188 304 Page 18
4-7. Connecting 3-Phase Input Power
2/04 - Ref. 802 136-A / 801 192
! Installation must meet all National
and Local Codes − have only quali-
fied persons make this installation.
! Disconnect and lockout/tagout in-
put power before connecting input
conductors from unit.
! Always connect green or green/
yellow conductor to supply
grounding terminal first, and never
to a line terminal.
. The Auto-Link circuitry in this unit au-
tomatically links the power source to
the primary voltage being applied. A
230/460 unit can be connected to ei-
ther 230 or 460 VAC input power. A
460/575 model can be connected to
either 460 or 575 VAC input power.
For Three-Phase Operation
1 Input Power Cord.
2 Disconnect Device (switch shown in
the OFF position)
3 Green Or Green/Yellow Grounding
Conductor
4 Disconnect Device Grounding
Terminal
5 Input Conductors (L1, L2 And L3)
6 Disconnect Device Line Terminals
Connect green or green/yellow grounding
conductor to disconnect device grounding
terminal first.
Connect input conductors L1, L2, and L3
to disconnect device line terminals.
7 Overcurrent Protection
Select type and size of overcurrent protec-
tion using Section 4-5 (fused disconnect
switch shown).
Close and secure door on disconnect
device. Remove lockout/tagout device,
and place switch in the On position.
= GND/PE Earth Ground
L1
2
1
L2
L3
3
3
4
5
6
7
Tools Needed: